fix(theme-common): prepare usage of useSyncExternalStore compatibilit…

…y with React 18 (#8618)
facebook · Feb 2, 2023 · ce8e55b · ce8e55b
1 parent 883983c
commit ce8e55b
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/packages/docusaurus-theme-common/src/utils/historyUtils.ts b/packages/docusaurus-theme-common/src/utils/historyUtils.ts
@@ -56,7 +56,11 @@ export function useHistorySelector<Value>(
   selector: (history: History<unknown>) => Value,
 ): Value {
   const history = useHistory();
-  return useSyncExternalStore(history.listen, () => selector(history));
+  return useSyncExternalStore(
+    history.listen,
+    () => selector(history),
+    () => selector(history),
+  );
 }
 
 /**